HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$432+ Cheap flights from Helena to Philadelphia (HLN - PHL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHL
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Helena to Philadelphia

Cheapest flights from Helena to Philadelphia
Explore the most affordable flight options available from Helena to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:13 pmHLN - PHL
1 stop9h 29mAlaska Airlines
Sat 11/226:18 pmPHL - HLN
1 stop26h 34mAlaska Airlines
Deal found 10/27$453
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:13 pmHLN - PHL
1 stop9h 29mAlaska Airlines
Fri 11/216:18 pmPHL - HLN
1 stop26h 34mAlaska Airlines
Deal found 10/27$472
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:06 pmHLN - PHL
2 stops9h 45mDelta
Fri 11/217:10 amPHL - HLN
1 stop7h 16mDelta
Deal found 10/27$483
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:06 pmHLN - PHL
2 stops9h 45mDelta
Sat 11/2212:22 pmPHL - HLN
2 stops12h 08mDelta
Deal found 10/27$488
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:22 pmHLN - PHL
1 stop27h 05mUnited Airlines
Sat 11/158:08 amPHL - HLN
1 stop15h 14mUnited Airlines
Deal found 10/27$597
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:10 amHLN - PHL
1 stop7h 36mUnited Airlines
Mon 12/298:00 amPHL - HLN
1 stop15h 31mUnited Airlines
Deal found 10/27$882
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:40 amHLN - PHL
1 stop10h 47mUnited Airlines
Mon 11/109:45 amPHL - HLN
1 stop13h 37mUnited Airlines
Deal found 10/28$885
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:45 amHLN - PHL
2 stops10h 24mDelta
Mon 11/103:00 pmPHL - HLN
2 stops9h 30mDelta
Deal found 10/28$927

Cheap flight deals from Helena to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$432
(Alaska Airlines)

Popular in

October

Cheapest in

July

Average price

$946
Provider with most accurate pricing for Helena-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Philadelphia flights.
Search Deals
From Helena to Philadelphia
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Helena to Philadelphia that are best for you.

Fly from

Helena

Fly to

Philadelphia

Route

Depart

Return

Price

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 3/6

4:10 pm-5:31 pm

1 stop23h 21m

Philadelphia

Tue 3/10

6:35 pm-3:43 pm

1 stop23h 08m

$432

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 11/19

1:06 pm-12:51 am

2 stops9h 45m

Philadelphia

Fri 11/21

7:10 am-12:26 pm

1 stop7h 16m

$483

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 11/19

1:06 pm-12:51 am

2 stops9h 45m

Philadelphia

Sat 11/22

7:10 am-12:26 pm

1 stop7h 16m

$483

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 3/6

12:50 pm-11:26 pm

1 stop8h 36m

Philadelphia

Tue 3/10

1:00 pm-10:38 pm

2 stops11h 38m

$518

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 3/6

2:30 pm-10:55 pm

1 stop6h 25m

Philadelphia

Tue 3/10

10:10 am-8:59 pm

2 stops12h 49m

$542

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Tue 11/11

2:22 pm-7:27 pm

1 stop27h 05m

Philadelphia

Sat 11/15

8:08 am-9:22 pm

1 stop15h 14m

$597

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 1/3

6:32 pm-5:37 am

1 stop9h 05m

$496

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 1/3

2:26 pm-12:45 am

2 stops32h 19m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Helena to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helena to Philadelphia in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Helena-Philadelphia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Helena-Philadelphia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Helena-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-Philadelphia flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helena-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Helena to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Helena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to Philadelphia

What is the cheapest month to book a flight from Helena to Philadelphia?

Currently, February is the cheapest month in which you can book a flight from Helena to Philadelphia (average of $106). Flying from Helena to Philadelphia in October is currently the most expensive (average of $261). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated October 29, 2025.
Read through reviews of airlines operating flights from Helena to Philadelphia, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Helena to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Helena to Philadelphia?

    There are many flights that can get you from Helena to Philadelphia in 9h 45m. Fly via Alaska Airlines or Delta to get the fastest option. Helena and Philadelphia are separated by a distance of 1887 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Helena to Philadelphia round-trip?

    Our cheapest airline available from Helena to Philadelphia is United Airlines. Our recent data shows that you can find tickets from as low as $422 on this airline. Users have found that United Airlines is 31% cheaper than the other options available to this destination.

  • Can I find deals for flights from Helena to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Helena to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Philadelphia.

  • Can I find deals for business class flights from Helena to Philadelphia?

    Yes. Cheapflights offers flight deals from Helena to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helena to Philadelphia?

    Currently, February is the cheapest month in which you can book a flight from Helena to Philadelphia (average of $106). Flying from Helena to Philadelphia in October is currently the most expensive (average of $261). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
King of Prussia
Pottstown
Reading
Ocean City
Cherry Hill
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
Newark
Millville
Chester
Exton
Havre de Grace

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Helena to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Newark flights
Bozeman to John F Kennedy Intl flights
Bozeman to LaGuardia flights
Missoula to Dulles Intl flights
Bozeman to Dulles Intl flights
Missoula to John F Kennedy Intl flights
Great Falls to Newark flights
Missoula to Reagan-National flights
Bozeman to Reagan-National flights
Missoula to LaGuardia flights
Billings to John F Kennedy Intl flights
Great Falls to John F Kennedy Intl flights
Billings to Pittsburgh flights
Billings to Dulles Intl flights
Kalispell to Newark flights
Billings to Newark flights
Billings to LaGuardia flights
Kalispell to John F Kennedy Intl flights
Missoula to Newark flights
Bozeman to Pittsburgh flights
Billings to Reagan-National flights
Kalispell to Philadelphia flights
Kalispell to Dulles Intl flights
Bozeman to Philadelphia flights
Helena to John F Kennedy Intl flights
Helena to Dulles Intl flights
Kalispell to LaGuardia flights
Cody to Dulles Intl flights
Helena to Newark flights
Great Falls to Pittsburgh flights
Helena to Reagan-National flights
Great Falls to Dulles Intl flights
Cody to Reagan-National flights
Helena to LaGuardia flights
Kalispell to Reagan-National flights
Great Falls to Reagan-National flights
Great Falls to LaGuardia flights
Great Falls to Philadelphia flights
Missoula to Philadelphia flights
Billings to Philadelphia flights
Missoula to Pittsburgh flights
Butte to Philadelphia flights
Bozeman to State College flights
Helena to Pittsburgh flights
Butte to Newark flights
Helena to Allentown flights
Missoula to Scranton flights
Missoula to Harrisburg flights
Missoula to State College flights

Top airline flying from Helena to Philadelphia

Discover the top airline that operate flights from Helena to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$422Average$651FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.